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Safety Information

19-3550

Sigma-Aldrich

4-Methyl-2-pentanone

SAJ first grade, ≥99.0%

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Synonym(s):
Isobutyl methyl ketone, Isopropylacetone, MIBK, Methyl isobutyl ketone
Linear Formula:
(CH3)2CHCH2COCH3
CAS Number:
108-10-1
Molecular Weight:
100.16
Beilstein:
605399
MDL number:
MFCD00008938
UNSPSC Code:
12352115
PubChem Substance ID:
329751852

grade

SAJ first grade

vapor density

3.5 (vs air)

vapor pressure

15.7 mmHg

Assay

≥99.0%

form

liquid

autoignition temp.

840 °F

expl. lim.

1.2-8 %, 93 °F

availability

available only in Japan

refractive index

n20/D 1.395 (lit.)

bp

117-118 °C

mp

−80 °C (lit.)

density

0.801 g/mL at 25 °C (lit.)

SMILES string

CC(C)CC(C)=O

InChI

1S/C6H12O/c1-5(2)4-6(3)7/h5H,4H2,1-3H3

InChI key

NTIZESTWPVYFNL-UHFFFAOYSA-N

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Signal Word

Danger

Hazard Statements

H225,H319,H332,H336,H351

Hazard Classifications

Acute Tox. 4 Inhalation - Carc. 2 Inhalation - Eye Irrit. 2 - Flam. Liq. 2 - STOT SE 3

Target Organs

Central nervous system

Supplementary Hazards

EUH066

WGK

WGK 1

Flash Point(F)

57.2 °F

Flash Point(C)

14 °C

Regulatory Information

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